Supplemental balance sheet information related to the Company's leases (Detail) - USD ($) $ in Thousands	Mar. 26, 2023	Jan. 01, 2023
Land and buildings	$ 83,824	$ 83,902
Equipment	2,501	1,606
Finance lease assets	86,325	85,508
Accumulated depreciation and amortization	(20,591)	(19,405)
Finance lease assets, net	65,734	66,103
Current portion of long-term debt	$ 3,728	$ 3,313
Finance Lease, Liability, Current, Statement of Financial Position [Extensible Enumeration]	Long-Term Debt and Lease Obligation, Current	Long-Term Debt and Lease Obligation, Current
Long-term debt, less current portion	$ 70,276	$ 70,886
Finance Lease, Liability, Noncurrent, Statement of Financial Position [Extensible Enumeration]	Long-Term Debt and Lease Obligation	Long-Term Debt and Lease Obligation
Total principal payable on finance leases	$ 74,004	$ 74,199
Finance Lease, Weighted Average Remaining Lease Term	14 years	14 years
Finance Lease, Weighted Average Discount Rate, Percent	6.10%	6.00%
Operating Lease, Weighted Average Remaining Lease Term	7 years	7 years
Operating Lease, Weighted Average Discount Rate, Percent	4.00%	3.90%